CN1172131C - Air conditioner - Google Patents

Air conditioner Download PDF

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Publication number
CN1172131C
CN1172131C CNB021034044A CN02103404A CN1172131C CN 1172131 C CN1172131 C CN 1172131C CN B021034044 A CNB021034044 A CN B021034044A CN 02103404 A CN02103404 A CN 02103404A CN 1172131 C CN1172131 C CN 1172131C
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CN
China
Prior art keywords
window
supplying gas
speed
temperature
eddy current
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Expired - Fee Related
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CNB021034044A
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Chinese (zh)
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CN1375666A (en
Inventor
谷口雅巳
近藤文雄
Ҳ
藤木裕也
����һ
宫泽贤一
高桥政彦
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Mitsubishi Heavy Industries Ltd
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Mitsubishi Heavy Industries Ltd
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Publication date
Priority claimed from JP7274140A external-priority patent/JPH08233306A/en
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of CN1375666A publication Critical patent/CN1375666A/en
Application granted granted Critical
Publication of CN1172131C publication Critical patent/CN1172131C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Air Conditioning Control Device (AREA)
  • Air-Flow Control Members (AREA)

Abstract

Provided is an air conditioner in which, at the time of heating, a downward reachability in a room while a louver is moved rotationally below a predetermined blowing angle and a temperature diffusibility while the louver is moved rotationally above the predetermined blowing angle are improved. At the time of heating, a louver rotational speed while the louver is moved rotationally over the blowing angle theta 1 is set to a speed V2 within a vortices non-generation area relative to the wind velocity of blowing air flow and a louver rotational speed while the louver is moved rotationally in a range of a blowing angle theta 1 is set to a speed V1 within a vortices generation area relative to a wind velocity of blowing air flow.

Description

Air conditioner
The present invention relates to a kind of air conditioner, this air conditioner is when heating, and blow out air is good to the attainability of indoor below; When cooling, blow out air is good to the attainability in indoor horizontal the place ahead, and the scope of preference temperature is wide, and can the uniformly good indoor temperature state of formation temperature.
The indoor set of existing air conditioner, the pattern that for example has the special hope of Japanese patent gazette to be disclosed for flat 4-141402 number.Have the window of supplying gas on the blow-off outlet of this air conditioner, make with the speed changeable mechanism this supply gas window from above downwards or from below upward the swing occasion, the wind speed that this window rotary speed when swing downwards the top of supplying gas is set in for blow out air stream does not produce in the zone of eddy current, perhaps on this basis, the wind speed that the rotary speed of window when swing upward the below be set in for blow out air stream of again this being supplied gas produces in the zone of eddy current.
Usually, supply gas and between the wind speed of the rotary speed of window and blow out air stream following relation is arranged.Promptly, in Figure 14, when the rotary speed of the window 5 of supplying gas during greater than predetermined rotary speed, blow out air stream produces big eddy current 6 in the wings with respect to the direction of rotation of the window 5 of supplying gas, therefore, and towards the temperature diffusivity raising of the window direction of rotation ± θ scope of supplying gas, but the attainability along the air-flow of blow-off direction R reduces, especially when heating, air-flow attainability downwards is bad, exists the problem that foot feels cold grade.
On the other hand, when the rotary speed of the window 5 of supplying gas during less than predetermined rotary speed, the attainability along blow-off direction R that blows out air-flow improves than said circumstances, but the temperature diffusivity towards the window direction of rotation ± θ scope of supplying gas reduces, non-uniform temperature causes discomfort, and the temperature range of comfortable reduces.
In addition, in the indoor set of existing air conditioner, when the window of supplying gas that makes blow-off outlet with the speed changeable mechanism is swung downwards or from the below upward from the top, under the situation of cooling, control the window of supplying gas and be fixed on horizontal direction or certain rotary speed is arranged, do not carry out under the dim situation, considering the control that eddy current produces as above-mentioned.
There is following point in above-mentioned existing air conditioner.Promptly, under the heating situation, when the window of supplying gas is swung downwards from the top, carried out from level to oblique below during near 40 ° of swings 50 °, owing to do not produce eddy current, so thermal diffusion is bad, indoor temperature is inhomogeneous or have only facing to the direction that blows out wind and just feel warm.
In addition, under the heating situation, when the window of supplying gas is swung upward from the below, carry out from vertically downward up to oblique below during near the swing 40 °～50 °, owing to produce eddy current, bad along the attainability of blow-off direction, can feel that near ground pin is cold.
On the other hand, under the cooling situation, when the window of supplying gas is fixed on horizontal direction, do not produce eddy current, the thermal diffusion to indoor below mainly relies on convection current, so this thermal diffusion is insufficient, cause indoor temperature distribution inhomogeneous, the scope of the temperature of comfortable is little, and, too cold facing to the direction that blows out wind.
In addition, when cooling,, also exist to face toward the problem that the direction that blows out air-flow is too cold, indoor temperature is inhomogeneous, the people is felt under the weather even if make the window of supplying gas with certain rotary speed swing.
The present invention makes in view of the above problems, its purpose is to provide a kind of improved air conditioner, this air conditioner is under the situation of heating, can improve when the window of supplying gas in the predetermined attainability of air-flow below indoor when blowing out swing below the angle, can also improve the diffusivity of temperature when above the window of supplying gas is being scheduled to blow out angle, swinging.
In addition, another object of the present invention provide a kind of under the situation of cooling, can prevent facing to blow out the direction of air-flow too cold, improved the inhomogeneity air conditioner of indoor temperature distribution.
In the air conditioner of the present invention, to have the window of supplying gas, this window of supplying gas is swung upward from the top downwards or from the below, to have taked following measure in order solving the above problems with the speed changeable mechanism at blow-off outlet.That is, under the situation of heating gas, window does not produce in the zone of eddy current at the wind speed that predetermined rotary speed when blowing out swing below the angle is set in for blow out air stream with supplying gas.
On the other hand, under the situation of heating, window produces in the zone of eddy current at the wind speed that predetermined rotary speed when blowing out swing above the angle is set in for blow out air stream with supplying gas.Above-mentionedly predetermined blow out angle and can be set at from 40 °～50 ° of horizontal declivities.
Eddy current when Fig. 2 represents the speed that blows out (wind speed) υ of blow out air stream and the window rotary speed ω that supplies gas are changed produces regional A and does not produce eddy region B.The speed of blowing out is υ 1The time, if the window rotary speed of supplying gas is ω 1, then produce big eddy current, towards the temperature diffusion increase of the window direction of rotation ± θ scope of supplying gas, and air-flow is along the attainability minimizing of blow-off direction R.
On the other hand, if the rotary speed of the window of supplying gas is ω 2, then do not produce big eddy current, reduce towards the diffusion of the temperature of the window direction of rotation ± θ scope of supplying gas, and air-flow improves along the attainability of blow-off direction R.
Among the present invention, under the situation of heating, when below the window of supplying gas is being scheduled to blow out angle, swinging, because the wind speed that the rotary speed of the window of will supplying gas is set in for blow out air stream does not produce in the zone (area B among Fig. 2) of eddy current, so can guarantee the attainability of air-flow to indoor below.
On the other hand, under the situation of heating, when above the window of supplying gas is being scheduled to blow out angle, swinging, the wind speed that the anglec of rotation of window is set in for blow out air stream owing to will supply gas produces in the zone (the regional A among Fig. 2) of eddy current, so the direction of rotation rear at the window of supplying gas produces big eddy current, towards the temperature diffusion raising of the window direction of rotation ± θ scope of supplying gas.
Its result, the temperature province of comfortable is wide, the temperature field boundary that formation temperature has good uniformity.Therefore, air conditioner of the present invention is in when heating, and the two all can satisfy to the uniformity of the attainability of indoor below and temperature for air-flow, can form the room air state higher than existing air conditioner comfortableness.
In addition, among the present invention, the problems referred to above when heating in order to solve have adopted following measure.That is, the window of supplying gas being blown out speed at predetermined air stream when blowing out swing below the angle is set in for the above-mentioned window rotary speed of supplying gas and does not produce in the zone of eddy current; This window of supplying gas is blown out the rotary speed that speed is set in the window of supplying gas for this at predetermined air stream when blowing out swing above the angle to be produced in the zone of eddy current.At this moment, predeterminedly blow out angle and also can be set at from 40 °～50 ° of horizontal declivities.
Eddy current when Fig. 7 represents the speed that blows out (wind speed) υ of blow out air stream and the window rotary speed ω that supplies gas are changed produces regional A and does not produce eddy region B.When the window rotary speed of supplying gas is ω 1The time, if the speed that blows out is υ 1, then produce big eddy current, towards the temperature diffusion increase of the window direction of rotation ± θ scope of supplying gas, and reduce along the attainability of blow-off direction R.If the speed of blowing out is υ 2, then do not produce big eddy current, reduce towards the diffusion of the temperature of the window direction of rotation ± θ scope of supplying gas, and improve along the attainability of blow-off direction R.
Among the present invention, under the situation of heating, when swinging below the window of supplying gas is being scheduled to blow out angle, the rotary speed ω that is set in for the window of supplying gas owing to the speed that the blows out υ with air stream does not produce in the eddy region (area B among Fig. 7), so can fully guarantee the attainability of air-flow to indoor below.
On the other hand, when above the window of supplying gas is being scheduled to blow out angle, swinging, because the rotary speed ω that the speed that the blows out υ that air is flowed is set in for the window of supplying gas produces in the zone (the regional A among Fig. 7) of eddy current, so the direction of rotation rear at the window of supplying gas produces big eddy current, towards the temperature diffusion raising of the window direction of rotation ± θ scope of supplying gas.Its result, the preference temperature zone is wide, the temperature field boundary that formation temperature has good uniformity.Therefore, air conditioner of the present invention is in when heating, and the two all can satisfy to the uniformity of the attainability of indoor below and temperature for air-flow, can form the room air state higher than existing air conditioner comfortableness.
In addition, the problems referred to above among the present invention when solving cooling have adopted following measure.That is, under the situation of cooling, the window of supplying gas is set in wind speed for blow out air stream in predetermined rotary speed when blowing out swing above the angle does not produce in the zone of eddy current or inactive state, perhaps both states of usefulness also switchably.
Under the situation of cooling, window is set in the zone that the wind speed for blow out air stream produces eddy current in predetermined rotary speed when blowing out swing below the angle with supplying gas.Above-mentionedly predetermined blow out angle and can be set at from 25 °～40 ° of horizontal declivities.
Fig. 2 speed that blows out (wind speed) υ of blow out air stream and the window rotary speed ω that supplies gas eddy current when changing of representing to send as an envoy to produces regional A and does not produce eddy region B.As the front illustrates according to Fig. 2, when the speed of blowing out is υ 1The time, if the window rotary speed of supplying gas is ω 1, then produce big eddy current, towards the temperature diffusion increase of the window direction of rotation ± θ scope of supplying gas, and reduce along the attainability of blow-off direction R.
The rotary speed of window is ω if supply gas 2, then do not produce big eddy current, reduce towards the diffusion of the temperature of the window direction of rotation ± θ scope of supplying gas, and improve along the attainability of blow-off direction R.
Among the present invention, under the situation of cooling, when above the window of supplying gas is being scheduled to blow out angle, swinging, because the wind speed that the rotary speed of the window of will supplying gas is set in for blow out air stream does not produce in the zone (area B among Fig. 2) of eddy current, so can guarantee the attainability of air-flow to indoor horizontal the place ahead.
In addition, under the situation of cooling, when below the window of supplying gas is being scheduled to blow out angle, swinging, the wind speed that the rotary speed of window is set in for blow out air stream owing to will supply gas produces in the zone (the regional A among Fig. 2) of eddy current, so the rear in the window direction of rotation of supplying gas produces big eddy current, towards the temperature diffusion raising of the window direction of rotation ± θ scope of supplying gas.
Its result, the temperature province of comfortable is wide, the temperature field boundary that formation temperature has good uniformity.Therefore, air conditioner of the present invention is when cooling, and the two all can satisfy to the uniformity of the attainability in indoor horizontal the place ahead and temperature for air-flow, can form the room air state higher than existing air conditioner comfortableness.
In addition, the problems referred to above among the present invention when solving cooling have adopted following measure.That is, during cooling, the window of supplying gas is blown out the rotary speed that speed is set in for the above-mentioned window of supplying gas at predetermined air stream when blowing out swing above the angle do not produce in the zone of eddy current; This window of supplying gas is blown out the rotary speed that speed is set in for the above-mentioned window of supplying gas at predetermined air stream when blowing out swing below the angle to be produced in the zone of eddy current.
Fig. 7 speed that blows out (wind speed) υ of blow out air stream and the window rotary speed ω that supplies gas eddy current when changing of representing to send as an envoy to produces regional A and does not produce eddy region B.As the front illustrates according to Fig. 7, when the window rotary speed of supplying gas is ω 1The time, if the speed that blows out is υ 1, then produce big eddy current, towards the temperature diffusion increase of the window direction of rotation ± θ scope of supplying gas, and reduce along the attainability of blow-off direction R.If the speed of blowing out is υ 2, then do not produce big eddy current, reduce towards the diffusion of the temperature of the window direction of rotation ± θ scope of supplying gas, and along blow-off direction R to the property stated raising.
Among the present invention, under the cooling situation, when above the window of supplying gas is being scheduled to blow out angle, swinging,, the speed that the blows out υ with air stream do not produce in the zone (area B among Fig. 7) of eddy current, so can guarantee the attainability of air-flow to indoor horizontal the place ahead owing to being set in for the rotary speed ω of the window of supplying gas.
On the other hand, under the cooling situation, when below the window of supplying gas is being scheduled to blow out angle, swinging, because the rotary speed ω that the speed that the blows out υ that air is flowed is set in for the window of supplying gas produces in the zone (the regional A among Fig. 7) of eddy current, so the direction of rotation rear at the window of supplying gas produces big eddy current, towards the temperature diffusion raising of the window direction of rotation ± θ scope of supplying gas.Its result, the temperature province of comfortable is wide, the temperature field boundary that formation temperature has good uniformity.Therefore, air conditioner of the present invention is when cooling, and the two all can satisfy to the uniformity of the attainability in indoor horizontal the place ahead and temperature for air-flow, can form the room air state higher than existing air conditioner comfortableness.
Fig. 1 is the state diagram of supply gas the window angle and the window rotary speed of supplying gas among the present invention the 1st embodiment.
Fig. 2 represents that the blow out air miscarriage is given birth to the zone of eddy current and do not produced the key diagram in the zone of eddy current in the indoor set of air conditioner.
Fig. 3 is the indoor temperature distribution figure of the present invention the 1st embodiment.
Fig. 4 is the indoor temperature distribution figure of existing air conditioner.
Fig. 5 is that the uneven standard deviation of the temperature of expression one embodiment of the invention and existing air conditioner above 60cm position on ground is schemed over time.
Fig. 6 is the window angle of supplying gas, window rotary speed of supplying gas among the present invention the 2nd embodiment and the state diagram that blows out wind speed.
Fig. 7 is that the miscarriage of expression air conditioner indoor unit blow out air is given birth to the zone of eddy current and do not produced the key diagram in the zone of eddy current.
Fig. 8 carries out the sectional drawing that air stream blows out the indoor set structure of speed setting according to the present invention the 2nd embodiment.
Fig. 9 is the state diagram of supply gas the window angle and the window rotary speed of supplying gas among the present invention the 3rd embodiment.
Figure 10 is the indoor temperature distribution figure of the present invention the 3rd embodiment.
Figure 11 is the indoor temperature distribution figure of existing air conditioner.
Figure 12 is that the uneven standard deviation of the temperature of expression the present invention the 3rd embodiment and existing air conditioner above 60cm position in the flooring is schemed over time.
Figure 13 is the window angle of supplying gas, window rotary speed of supplying gas among the present invention the 4th embodiment and the state diagram that blows out wind speed.
Figure 14 is the sectional drawing of the indoor set of existing air conditioner.
Below, with reference to the description of drawings embodiments of the invention.
Fig. 1～Fig. 5 represents the 1st embodiment of the present invention.Present embodiment is in the indoor set of the air conditioner of structure shown in Figure 14, to the driving control that the stepper motor 4 of window 5 carries out as shown in Figure 1 of supplying gas.Because each one of Figure 14 illustrates in the part of above describing prior art, so its explanation is omitted.
Present embodiment is υ as the speed that blows out (wind speed) of the air-flow that blows out from blow-off outlet 3 under the situation of heating 1, when swinging below the window 5 of supplying gas is being scheduled to blow out angle, that is, θ is greater than θ for the window angle of supplying gas in Fig. 1 1The time, the rotary speed ω of the window 5 of supplying gas is the window rotary speed ± ω that supplies gas in the area B that does not produce eddy current among Fig. 2 2When swinging above the window 5 of supplying gas is being scheduled to blow out angle, that is, θ is less than θ for the window angle of supplying gas in Fig. 1 1The time, the rotary speed ω of the window 5 of supplying gas is the window rotary speed ± ω that supplies gas among the regional A that produces eddy current among Fig. 2 1
Like this, present embodiment under the heating situation, when the angle of the window 5 of supplying gas greater than θ 1The time, do not produce eddy current along with the rotation formation of blow out air, can guarantee the attainability of air-flow along blow-off direction R.When the angle of the window 5 of supplying gas less than θ 1The time, produce eddy current along with the rotation of blow out air, promoted temperature diffusion towards the window direction of rotation ± θ scope of supplying gas.
Therefore when heating, needing room air to regulate in the space of machine, it is good that blow out air flows to the attainability of indoor below, and the preference temperature zone is wide, and can form the whole good Temperature Distribution of temperature homogeneity.
Fig. 3 represents the indoor temperature distribution of present embodiment, and Fig. 4 represents the indoor temperature distribution of existing air conditioner.As previously mentioned, in the embodiment of the invention, it is good that blow out air flows to the attainability 7 of indoor below, and the temperature province 8 of its comfortable is also wide than existing air conditioner.
Fig. 5 is the standard deviation of the expression embodiment of the invention and existing air conditioner temperature inequality of above 60cm position in the flooring.As previously mentioned, embodiments of the invention are compared with existing air conditioner, and the standard deviation of its temperature inequality is few, can form the Temperature Distribution that has good uniformity.
In addition, blow out the attainability of wind and the uniformity of Temperature Distribution, the window angle θ that supplies gas of the window rotary speed of preferably switching being supplied gas in order to satisfy simultaneously 1Be set in 40 °～50 ° the scope, if wish wherein a side preferentially or consider factors such as the position is set, also can make its adjusting angle θ as requested 1
Fig. 6 to Fig. 8 represents the 2nd embodiment of the present invention.Present embodiment is in the indoor set of the air conditioner of structure shown in Figure 14, during heating, the variable motor 9 of revolution that drives pressure fan 2 is controlled, and controls the speed that blows out of air stream as illustrated in fig. 6.
In order to control the speed that blows out of air stream as illustrated in fig. 6, can as illustrated in fig. 8 the stream height adjusting windscreen 11 that blows out that is driven by stepper motor 10 be controlled.Explanation in each among Fig. 8 description prior art part hereinbefore is so its explanation is omitted.
In the present embodiment, under the heating situation, as the rotary speed of the window of supplying gas is ω, and when the window 5 of supplying gas blows out when swinging below the angle predetermined, θ is greater than θ for the window angle of promptly supplying gas in Fig. 6 1The time, the speed that the blows out υ of air stream is the speed υ in the area B that does not produce eddy current among Fig. 7 2When swinging above the window 5 of supplying gas is being scheduled to blow out angle, θ is less than θ for the window angle of promptly supplying gas in Fig. 6 1The time, the speed that the blows out υ of air stream is the speed υ in the regional A that produces eddy current among Fig. 7 1
Like this, in the present embodiment, when the angle θ of the window 5 of supplying gas greater than θ 1The time, do not produce the rotation of following blow out air stream and the eddy current that forms can be guaranteed along the attainability of blow-off direction R; When the angle θ of the window 5 of supplying gas less than θ 1The time, produce eddy current along with the rotation of blow out air stream, promoted temperature diffusion towards the window direction of rotation ± θ scope of supplying gas.
Therefore, in the space that needs room air to regulate, during heating, blow out air flows to that the attainability of indoor below is good, and the temperature province of comfortable is wide, and, can form the good Temperature Distribution of all temperature homogeneities.
Fig. 9 to Figure 12 represents the 3rd embodiment of the present invention.Present embodiment is in the indoor set of the air conditioner of structure shown in Figure 14, when cooling, to the driving control that the stepper motor 4 of window 5 carries out as shown in Figure 9 of supplying gas.
In the present embodiment, under the cooling situation, be υ as the speed that blows out (wind speed) of the air-flow that blows out from blow-off outlet 3 1, when swinging above the window 5 of supplying gas is being scheduled to blow out angle, θ is less than θ for the window angle of promptly supplying gas in Fig. 9 1The time, the rotary speed ω of the window 5 of supplying gas is the window rotary speed ± ω that supplies gas in the area B that does not produce eddy current among Fig. 2 2With certain during inactive state; When swinging below the window 5 of supplying gas is being scheduled to blow out angle, θ is greater than θ for the window angle of promptly supplying gas in Fig. 9 1The time, the rotary speed ω of the window 5 of supplying gas is the window rotary speed ± ω that supplies gas in the regional A that produces eddy current among Fig. 2 1
Like this, in the present embodiment, when the angle θ of the window 5 of supplying gas less than θ 1The time, do not produce the eddy current of the rotation formation of following air stream, can guarantee attainability along blow-off direction; When the angle θ of the window 5 of supplying gas greater than θ 1The time, follow the rotation of air stream to produce eddy current, promoted temperature diffusion towards the window direction of rotation ± θ scope of supplying gas.
Therefore, under the cooling situation, needing room air to regulate the space of machine, blow out air flows to that the attainability in indoor horizontal the place ahead is good, and the temperature province of comfortable is wide, and, can form the good Temperature Distribution of all temperature homogeneities.
Figure 10 represents the indoor temperature distribution of the embodiment of the invention, and Figure 11 represents the indoor temperature distribution of existing air conditioner.As previously mentioned, in the embodiments of the invention, when cooling, it is good that blow out air flows to the attainability 7 in indoor the place ahead, and the temperature province 8 of comfortable is also wide than existing air conditioner.
Figure 12 represents the standard deviation of the embodiment of the invention and the existing air conditioner temperature inequality of above 60cm position in the flooring.As previously mentioned, embodiments of the invention are compared with existing air conditioner, and the standard deviation of its temperature inequality is few, can form the Temperature Distribution that has good uniformity.
In addition, blow out the attainability of wind and the uniformity of Temperature Distribution, the window angle θ that supplies gas of the window rotary speed of preferably switching being supplied gas in order to satisfy simultaneously 1Be set in 25 °-40 ° the scope, if wish wherein a side preferentially or consider factors such as the position is set, also can make its adjusting angle θ as requested 1
Fig. 7, Fig. 8 and Figure 13 represent the 4th embodiment of the present invention.Present embodiment is in the indoor set of the air conditioner of structure shown in Figure 14, when refrigeration, the variable motor 9 of revolution that drives pressure fan 2 is controlled, and controls the speed that blows out of air stream as illustrated in fig. 13.
For the speed that blows out, can as illustrated in fig. 8 the stream height adjusting windscreen 11 that blows out that is driven by stepper motor 10 be controlled as Figure 13 ground control air stream.
Among the 4th embodiment, as the rotary speed of the window of supplying gas is ω, and when the window 5 of supplying gas blows out when swinging above the angle predetermined, θ is less than θ for the window angle of promptly supplying gas in Figure 13 1The time, the speed that the blows out υ of air stream is the speed υ in the area B that does not produce eddy current among Fig. 7 2When swinging below the window 5 of supplying gas is being scheduled to blow out angle, θ is greater than θ for the window angle of promptly supplying gas in Figure 13 1The time, the speed that the blows out υ of air stream is the speed υ in the regional A that produces eddy current among Fig. 7 1
Like this, in the present embodiment, under the cooling situation, when the angle θ of the window 5 of supplying gas less than θ 1The time, not producing the eddy current of the rotation formation of following air stream, can guarantee along the attainability of blow-off direction R; When the angle θ of the window 5 of supplying gas greater than θ 1The time, follow the rotation of air stream to produce eddy current, promoted towards the temperature diffusion of the window direction of rotation ± θ scope of supplying gas.
Therefore, under the cooling situation, in the space that needs room air to regulate, the attainability in the air flow indoor horizontal the place ahead that blows out is good, and the temperature province of comfortable is wide, and, can form the good Temperature Distribution of all temperature homogeneities.
Air conditioner of the present invention is owing to having above-mentioned structure, so following effect is arranged. That is, supply When warm, when swinging below the window of supplying gas is being scheduled to blow out angle, air-flow is good to the attainability of indoor below Good, particularly do not have foot and feel cold problem.
In addition, in the occasion of heating, when above the window of supplying gas is being scheduled to blow out angle, swinging, temperature Diffusance is big, and the temperature province of comfortable is wide, and, can provide the interior space temperature uniformity good The air conditioning good, that comfortableness is high.
In addition, in the occasion of cooling, when above the window of supplying gas is being scheduled to blow out angle, swinging, blow out Air-flow is good to the attainability in indoor horizontal the place ahead. In the occasion of cooling, window blows out predetermined when supplying gas When swung the angle below, the diffusance of temperature was big, and the preference temperature zone is wide, and, interior space temperature Degree evenly can provide comfortableness high air conditioning.

Claims (2)

1. air conditioner, have the window of supplying gas at blow-off outlet, with the speed changeable mechanism this window of supplying gas is swung upward downwards or from the below from the top, it is characterized in that: under the situation of cooling, the above-mentioned window of supplying gas is blown out the rotary speed that speed is set in for the above-mentioned window of supplying gas at predetermined air stream when blowing out swing above the angle do not produce in the zone of eddy current; The window of supplying gas is blown out the rotary speed that speed is set in the window of supplying gas for this at predetermined air stream when blowing out swing below the angle to be produced in the zone of eddy current.
2. air conditioner as claimed in claim 1 is characterized in that: the above-mentioned predetermined angle initialization that blows out is from 25 °～40 ° of horizontal declivities.
CNB021034044A 1995-10-23 2002-01-31 Air conditioner Expired - Fee Related CN1172131C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7274140A JPH08233306A (en) 1994-12-27 1995-10-23 Air-conditioner
JP274140/1995 1995-10-23

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN96122847A Division CN1099555C (en) 1995-10-23 1996-10-21 Air conditioner

Publications (2)

Publication Number Publication Date
CN1375666A CN1375666A (en) 2002-10-23
CN1172131C true CN1172131C (en) 2004-10-20

Family

ID=17537587

Family Applications (4)

Application Number Title Priority Date Filing Date
CN96122847A Expired - Lifetime CN1099555C (en) 1995-10-23 1996-10-21 Air conditioner
CNB021034044A Expired - Fee Related CN1172131C (en) 1995-10-23 2002-01-31 Air conditioner
CNB021034060A Expired - Fee Related CN1172133C (en) 1995-10-23 2002-01-31 Air condtioning machine
CNB021034052A Expired - Fee Related CN1172132C (en) 1995-10-23 2002-01-31 Air conditioner

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CNB021034060A Expired - Fee Related CN1172133C (en) 1995-10-23 2002-01-31 Air condtioning machine
CNB021034052A Expired - Fee Related CN1172132C (en) 1995-10-23 2002-01-31 Air conditioner

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US10151505B2 (en) * 2013-12-19 2018-12-11 Mitsubishi Electric Corporation Air-conditioning apparatus
CN105066334B (en) * 2015-07-23 2018-06-05 合肥美的暖通设备有限公司 Air conditioner and its control method, control device
CN111412607B (en) * 2020-03-31 2021-09-28 广东美的制冷设备有限公司 Vortex ring generation method and device with wake, air conditioner and storage medium

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EP0770829B1 (en) 2005-01-05
US5743103A (en) 1998-04-28
EP0770829A3 (en) 2001-02-21
CN1099555C (en) 2003-01-22
CN1172132C (en) 2004-10-20
EP0770829A2 (en) 1997-05-02
CN1172133C (en) 2004-10-20
CN1375666A (en) 2002-10-23
CN1367350A (en) 2002-09-04
CN1374488A (en) 2002-10-16
CN1156234A (en) 1997-08-06
DE69634148D1 (en) 2005-02-10

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